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#!/usr/bin/env ruby
# Copyright 2015 gRPC authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# Prompted by and minimal repro of https://github.com/grpc/grpc/issues/10658
require_relative './end2end_common'
def main
server_port = ''
OptionParser.new do |opts|
opts.on('--client_control_port=P', String) do
STDERR.puts 'client control port not used'
end
opts.on('--server_port=P', String) do |p|
server_port = p
end
end.parse!
p = fork do
stub = Echo::EchoServer::Stub.new("localhost:#{server_port}",
:this_channel_is_insecure)
stub.echo(Echo::EchoRequest.new(request: 'hello'))
end
begin
Timeout.timeout(10) do
Process.wait(p)
end
rescue Timeout::Error
STDERR.puts "timeout waiting for forked process #{p}"
Process.kill('SIGKILL', p)
Process.wait(p)
raise 'Timed out waiting for client process. ' \
'It likely hangs when using gRPC after loading it and then forking'
end
client_exit_code = $CHILD_STATUS
fail "forked process failed #{client_exit_code}" if client_exit_code != 0
end
main
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